Unlock deeper multi-jurisdiction research
Full sub-pages, saves, and alerts are available on paid plans.
Weather & Climate
Jōetsu Shi, Niigata, Japan
Overview
Climate data and monthly weather averages for Jōetsu Shi.
Key Metrics
Annual Avg
11.3°C
Summer Avg
21.8°C
Winter Avg
0.8°C
Record High
32.8°C
Record Low
-10.8°C
Annual Precipitation
1811.6 mm
Avg Humidity
83%
Summer Humidity
82%
Winter Humidity
88%
Monthly Averages
| Month | High (°C) | Avg (°C) | Low (°C) | Rain (mm) | Humidity (%) | Sunshine (h) | Wind (kph) |
|---|---|---|---|---|---|---|---|
| Jan | 9.2° | -0.3° | -9.8° | 185.4 | 90% | 48 | 63.4 |
| Feb | 13.2° | -0.2° | -10.8° | 112.8 | 87% | 64 | 61.8 |
| Mar | 17.3° | 2.9° | -7.7° | 116.3 | 82% | 108 | 63.9 |
| Apr | 23.6° | 8.6° | -3° | 94.5 | 77% | 136 | 73 |
| May | 28° | 14.4° | 2.1° | 91.8 | 77% | 163 | 48.2 |
| Jun | 29° | 18.7° | 9.3° | 132.9 | 81% | 154 | 44.4 |
| Jul | 31.9° | 22.7° | 13.5° | 206.5 | 84% | 146 | 37.8 |
| Aug | 32.8° | 24° | 15.3° | 155.9 | 82% | 153 | 65.8 |
| Sep | 32.2° | 20.1° | 6.9° | 167.4 | 83% | 117 | 65.5 |
| Oct | 27.6° | 14.1° | 4.3° | 167.7 | 82% | 91 | 54.8 |
| Nov | 21.5° | 8.3° | -0.5° | 165.3 | 84% | 58 | 52.6 |
| Dec | 19.6° | 2.8° | -7.3° | 215.1 | 88% | 43 | 62.8 |
Frequently Asked Questions
Sources: NASA POWER · Last updated: 2025
Subscribe to unlock the full sub-page depth for additional jurisdictions.
You can keep discovering Oyster publicly, but full multi-jurisdiction depth, tracking, alerts, and exports are part of paid access.